Abstract: With the in-depth promotion of urban governance modernization and the innovative application of information technology, the network security of smart city is of great significance to enhance the coordination, information transmission and stable operation of smart city construction. In this paper, through carefully combing the security situation of smart city at home and abroad, combing the relevant content around the policy system, security system, standardization construction and other aspects, integrating the "full cycle management" consciousness in the process of smart city construction, and putting forward the strategic thinking of "insisting on overall development and safety, insisting on Collaborative safety risk and safety demand, insisting on safety investment and economic benefit evaluation, insisting on standard first and application demonstration",to provide theoretical research significance for the security of new smart city construction.

Key words: smart city, network security, guarantee system, safety standards, policy system

摘要： 随着智慧城市的纵深推进以及信息科技的创新应用，智慧城市的网络安全保障对于增强智慧城市建设的协调统筹、信息传导以及稳定运行具有重要意义。本文面向国内外智慧城市网络安全保障情况，围绕政策体系、保障体系、标准建设等方面进行梳理，并提出“坚持统筹发展与安全、坚持协同安全风险与安全需求、坚持安全投入与效益评估、坚持标准先行与应用示范”的研究思路，为新型智慧城市建设的网络安全保障提供参考借鉴。

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